Home / 346,050.20-519,221.10-188,391.80

Finding the Fourth Proportional to 346,050.20, 519,221.10 and 188,391.80

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Solution

The fourth proportional to 346,050.20, 519,221.10 and 188,391.80 is: 282,667.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,050.20 : 519,221.10 = 188,391.80 : x
  2. Step 2: Convert to fraction form
    346,050.20/519,221.10 = 188,391.80/x
  3. Step 3: Cross multiply
    346,050.20x = 519,221.10 × 188,391.80
  4. Step 4: Simplify right side
    346,050.20x = 97,816,997,626.98
  5. Step 5: Solve for x
    x = 97,816,997,626.98/346,050.20
  6. Step 6: Final answer
    x = 282,667.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.